cic-internal-integration/apps/cic-eth/tests/testdata/bancor/LiquidityPoolV1Converter.json

{
  "contractName": "LiquidityPoolV1Converter",
  "abi": [
    {
      "inputs": [
        {
          "internalType": "contract ISmartToken",
          "name": "_token",
          "type": "address"
        },
        {
          "internalType": "contract IContractRegistry",
          "name": "_registry",
          "type": "address"
        },
        {
          "internalType": "uint32",
          "name": "_maxConversionFee",
          "type": "uint32"
        }
      ],
      "stateMutability": "nonpayable",
      "type": "constructor"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": true,
          "internalType": "uint16",
          "name": "_type",
          "type": "uint16"
        },
        {
          "indexed": true,
          "internalType": "contract IConverterAnchor",
          "name": "_anchor",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "bool",
          "name": "_activated",
          "type": "bool"
        }
      ],
      "name": "Activation",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": true,
          "internalType": "contract IERC20Token",
          "name": "_fromToken",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "contract IERC20Token",
          "name": "_toToken",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "address",
          "name": "_trader",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "_amount",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "_return",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "int256",
          "name": "_conversionFee",
          "type": "int256"
        }
      ],
      "name": "Conversion",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": false,
          "internalType": "uint32",
          "name": "_prevFee",
          "type": "uint32"
        },
        {
          "indexed": false,
          "internalType": "uint32",
          "name": "_newFee",
          "type": "uint32"
        }
      ],
      "name": "ConversionFeeUpdate",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": true,
          "internalType": "address",
          "name": "_provider",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "contract IERC20Token",
          "name": "_reserveToken",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "_amount",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "_newBalance",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "_newSupply",
          "type": "uint256"
        }
      ],
      "name": "LiquidityAdded",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": true,
          "internalType": "address",
          "name": "_provider",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "contract IERC20Token",
          "name": "_reserveToken",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "_amount",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "_newBalance",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "_newSupply",
          "type": "uint256"
        }
      ],
      "name": "LiquidityRemoved",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": true,
          "internalType": "address",
          "name": "_prevOwner",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "address",
          "name": "_newOwner",
          "type": "address"
        }
      ],
      "name": "OwnerUpdate",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": true,
          "internalType": "contract IERC20Token",
          "name": "_connectorToken",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "_tokenSupply",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "_connectorBalance",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint32",
          "name": "_connectorWeight",
          "type": "uint32"
        }
      ],
      "name": "PriceDataUpdate",
      "type": "event"
    },
    {
      "anonymous": false,
      "inputs": [
        {
          "indexed": true,
          "internalType": "contract IERC20Token",
          "name": "_token1",
          "type": "address"
        },
        {
          "indexed": true,
          "internalType": "contract IERC20Token",
          "name": "_token2",
          "type": "address"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "_rateN",
          "type": "uint256"
        },
        {
          "indexed": false,
          "internalType": "uint256",
          "name": "_rateD",
          "type": "uint256"
        }
      ],
      "name": "TokenRateUpdate",
      "type": "event"
    },
    {
      "inputs": [],
      "name": "acceptOwnership",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "acceptTokenOwnership",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "anchor",
      "outputs": [
        {
          "internalType": "contract IConverterAnchor",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "connectorTokenCount",
      "outputs": [
        {
          "internalType": "uint16",
          "name": "",
          "type": "uint16"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "_index",
          "type": "uint256"
        }
      ],
      "name": "connectorTokens",
      "outputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "_address",
          "type": "address"
        }
      ],
      "name": "connectors",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        },
        {
          "internalType": "uint32",
          "name": "",
          "type": "uint32"
        },
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        },
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        },
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "conversionFee",
      "outputs": [
        {
          "internalType": "uint32",
          "name": "",
          "type": "uint32"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "conversionWhitelist",
      "outputs": [
        {
          "internalType": "contract IWhitelist",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "conversionsEnabled",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "_sourceToken",
          "type": "address"
        },
        {
          "internalType": "contract IERC20Token",
          "name": "_targetToken",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "_amount",
          "type": "uint256"
        },
        {
          "internalType": "address",
          "name": "_trader",
          "type": "address"
        },
        {
          "internalType": "address payable",
          "name": "_beneficiary",
          "type": "address"
        }
      ],
      "name": "convert",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "payable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "_connectorToken",
          "type": "address"
        }
      ],
      "name": "getConnectorBalance",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "_sourceToken",
          "type": "address"
        },
        {
          "internalType": "contract IERC20Token",
          "name": "_targetToken",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "_amount",
          "type": "uint256"
        }
      ],
      "name": "getReturn",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "hasETHReserve",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "isActive",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "isStandardPool",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "isV28OrHigher",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "stateMutability": "pure",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "maxConversionFee",
      "outputs": [
        {
          "internalType": "uint32",
          "name": "",
          "type": "uint32"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "newOwner",
      "outputs": [
        {
          "internalType": "address",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "onlyOwnerCanUpdateRegistry",
      "outputs": [
        {
          "internalType": "bool",
          "name": "",
          "type": "bool"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "owner",
      "outputs": [
        {
          "internalType": "address",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "prevAverageRate",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "n",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "d",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "prevAverageRateUpdateTime",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "prevRegistry",
      "outputs": [
        {
          "internalType": "contract IContractRegistry",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "registry",
      "outputs": [
        {
          "internalType": "contract IContractRegistry",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "_reserveToken",
          "type": "address"
        }
      ],
      "name": "reserveBalance",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "reserveRatio",
      "outputs": [
        {
          "internalType": "uint32",
          "name": "",
          "type": "uint32"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "reserveTokenCount",
      "outputs": [
        {
          "internalType": "uint16",
          "name": "",
          "type": "uint16"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "name": "reserveTokens",
      "outputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "_reserveToken",
          "type": "address"
        }
      ],
      "name": "reserveWeight",
      "outputs": [
        {
          "internalType": "uint32",
          "name": "",
          "type": "uint32"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "",
          "type": "address"
        }
      ],
      "name": "reserves",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "balance",
          "type": "uint256"
        },
        {
          "internalType": "uint32",
          "name": "weight",
          "type": "uint32"
        },
        {
          "internalType": "bool",
          "name": "deprecated1",
          "type": "bool"
        },
        {
          "internalType": "bool",
          "name": "deprecated2",
          "type": "bool"
        },
        {
          "internalType": "bool",
          "name": "isSet",
          "type": "bool"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "restoreRegistry",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "bool",
          "name": "_onlyOwnerCanUpdateRegistry",
          "type": "bool"
        }
      ],
      "name": "restrictRegistryUpdate",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint32",
          "name": "_conversionFee",
          "type": "uint32"
        }
      ],
      "name": "setConversionFee",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IWhitelist",
          "name": "_whitelist",
          "type": "address"
        }
      ],
      "name": "setConversionWhitelist",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "token",
      "outputs": [
        {
          "internalType": "contract IConverterAnchor",
          "name": "",
          "type": "address"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "_newOwner",
          "type": "address"
        }
      ],
      "name": "transferAnchorOwnership",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "_newOwner",
          "type": "address"
        }
      ],
      "name": "transferOwnership",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address",
          "name": "_newOwner",
          "type": "address"
        }
      ],
      "name": "transferTokenOwnership",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "updateRegistry",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "upgrade",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "version",
      "outputs": [
        {
          "internalType": "uint16",
          "name": "",
          "type": "uint16"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "address payable",
          "name": "_to",
          "type": "address"
        }
      ],
      "name": "withdrawETH",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "_token",
          "type": "address"
        },
        {
          "internalType": "address",
          "name": "_to",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "_amount",
          "type": "uint256"
        }
      ],
      "name": "withdrawFromAnchor",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "_token",
          "type": "address"
        },
        {
          "internalType": "address",
          "name": "_to",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "_amount",
          "type": "uint256"
        }
      ],
      "name": "withdrawTokens",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "stateMutability": "payable",
      "type": "receive"
    },
    {
      "inputs": [],
      "name": "converterType",
      "outputs": [
        {
          "internalType": "uint16",
          "name": "",
          "type": "uint16"
        }
      ],
      "stateMutability": "pure",
      "type": "function"
    },
    {
      "inputs": [],
      "name": "acceptAnchorOwnership",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "_token",
          "type": "address"
        },
        {
          "internalType": "uint32",
          "name": "_weight",
          "type": "uint32"
        }
      ],
      "name": "addReserve",
      "outputs": [],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "_sourceToken",
          "type": "address"
        },
        {
          "internalType": "contract IERC20Token",
          "name": "_targetToken",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "_amount",
          "type": "uint256"
        }
      ],
      "name": "targetAmountAndFee",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "_token",
          "type": "address"
        }
      ],
      "name": "recentAverageRate",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token[]",
          "name": "_reserveTokens",
          "type": "address[]"
        },
        {
          "internalType": "uint256[]",
          "name": "_reserveAmounts",
          "type": "uint256[]"
        },
        {
          "internalType": "uint256",
          "name": "_minReturn",
          "type": "uint256"
        }
      ],
      "name": "addLiquidity",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "payable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "_amount",
          "type": "uint256"
        },
        {
          "internalType": "contract IERC20Token[]",
          "name": "_reserveTokens",
          "type": "address[]"
        },
        {
          "internalType": "uint256[]",
          "name": "_reserveMinReturnAmounts",
          "type": "uint256[]"
        }
      ],
      "name": "removeLiquidity",
      "outputs": [
        {
          "internalType": "uint256[]",
          "name": "",
          "type": "uint256[]"
        }
      ],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "_amount",
          "type": "uint256"
        }
      ],
      "name": "fund",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "payable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "_amount",
          "type": "uint256"
        }
      ],
      "name": "liquidate",
      "outputs": [
        {
          "internalType": "uint256[]",
          "name": "",
          "type": "uint256[]"
        }
      ],
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token[]",
          "name": "_reserveTokens",
          "type": "address[]"
        },
        {
          "internalType": "uint256",
          "name": "_reserveTokenIndex",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "_reserveAmount",
          "type": "uint256"
        }
      ],
      "name": "addLiquidityCost",
      "outputs": [
        {
          "internalType": "uint256[]",
          "name": "",
          "type": "uint256[]"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "contract IERC20Token",
          "name": "_reserveToken",
          "type": "address"
        },
        {
          "internalType": "uint256",
          "name": "_reserveAmount",
          "type": "uint256"
        }
      ],
      "name": "addLiquidityReturn",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "_amount",
          "type": "uint256"
        },
        {
          "internalType": "contract IERC20Token[]",
          "name": "_reserveTokens",
          "type": "address[]"
        }
      ],
      "name": "removeLiquidityReturn",
      "outputs": [
        {
          "internalType": "uint256[]",
          "name": "",
          "type": "uint256[]"
        }
      ],
      "stateMutability": "view",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "_x",
          "type": "uint256"
        }
      ],
      "name": "decimalLength",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "pure",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256",
          "name": "_n",
          "type": "uint256"
        },
        {
          "internalType": "uint256",
          "name": "_d",
          "type": "uint256"
        }
      ],
      "name": "roundDiv",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "pure",
      "type": "function"
    },
    {
      "inputs": [
        {
          "internalType": "uint256[]",
          "name": "_values",
          "type": "uint256[]"
        }
      ],
      "name": "geometricMean",
      "outputs": [
        {
          "internalType": "uint256",
          "name": "",
          "type": "uint256"
        }
      ],
      "stateMutability": "pure",
      "type": "function"
    }
  ],
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IContractRegistry\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"contract IERC20Token\",\"name\":\"_token\",\"type\":\"address\"}],\"name\":\"recentAverageRate\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"registry\",\"outputs\":[{\"internalType\":\"contract IContractRegistry\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"},{\"internalType\":\"contract IERC20Token[]\",\"name\":\"_reserveTokens\",\"type\":\"address[]\"},{\"internalType\":\"uint256[]\",\"name\":\"_reserveMinReturnAmounts\",\"type\":\"uint256[]\"}],\"name\":\"removeLiquidity\",\"outputs\":[{\"internalType\":\"uint256[]\",\"name\":\"\",\"type\":\"uint256[]\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"},{\"internalType\":\"contract IERC20Token[]\",\"name\":\"_reserveTokens\",\"type\":\"address[]\"}],\"name\":\"removeLiquidityReturn\",\"outputs\":[{\"internalType\":\"uint256[]\",\"name\":\"\",\"type\":\"uint256[]\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"contract 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IERC20Token\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"reserves\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"balance\",\"type\":\"uint256\"},{\"internalType\":\"uint32\",\"name\":\"weight\",\"type\":\"uint32\"},{\"internalType\":\"bool\",\"name\":\"deprecated1\",\"type\":\"bool\"},{\"internalType\":\"bool\",\"name\":\"deprecated2\",\"type\":\"bool\"},{\"internalType\":\"bool\",\"name\":\"isSet\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"restoreRegistry\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bool\",\"name\":\"_onlyOwnerCanUpdateRegistry\",\"type\":\"bool\"}],\"name\":\"restrictRegistryUpdate\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"_n\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"_d\",\"type\":\"uint256\"}],\"name\":\"roundDiv\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"pure\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint32\",\"name\":\"_conversionFee\",\"type\":\"uint32\"}],\"name\":\"setConversionFee\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"contract IWhitelist\",\"name\":\"_whitelist\",\"type\":\"address\"}],\"name\":\"setConversionWhitelist\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"contract IERC20Token\",\"name\":\"_sourceToken\",\"type\":\"address\"},{\"internalType\":\"contract IERC20Token\",\"name\":\"_targetToken\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"targetAmountAndFee\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"token\",\"outputs\":[{\"internalType\":\"contract IConverterAnchor\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_newOwner\",\"type\":\"address\"}],\"name\":\"transferAnchorOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_newOwner\",\"type\":\"address\"}],\"name\":\"transferTokenOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"updateRegistry\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"upgrade\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"version\",\"outputs\":[{\"internalType\":\"uint16\",\"name\":\"\",\"type\":\"uint16\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address payable\",\"name\":\"_to\",\"type\":\"address\"}],\"name\":\"withdrawETH\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"contract IERC20Token\",\"name\":\"_token\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"withdrawFromAnchor\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"contract IERC20Token\",\"name\":\"_token\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"withdrawTokens\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"stateMutability\":\"payable\",\"type\":\"receive\"}],\"devdoc\":{\"details\":\"Liquidity Pool v1 Converter The liquidity pool v1 converter is a specialized version of a converter that manages a classic bancor liquidity pool. Even though pools can have many reserves, the standard pool configuration is 2 reserves with 50%/50% weights.\",\"events\":{\"PriceDataUpdate(address,uint256,uint256,uint32)\":{\"details\":\"triggered after a conversion with new price data deprecated, use `TokenRateUpdate` from version 28 and up\",\"params\":{\"_connectorBalance\":\"reserve balance\",\"_connectorToken\":\"reserve token\",\"_connectorWeight\":\"reserve weight\",\"_tokenSupply\":\"smart token supply\"}}},\"kind\":\"dev\",\"methods\":{\"acceptAnchorOwnership()\":{\"details\":\"accepts ownership of the anchor after an ownership transfer also activates the converter can only be called by the contract owner note that prior to version 28, you should use 'acceptTokenOwnership' instead\"},\"acceptOwnership()\":{\"details\":\"used by a new owner to accept an ownership transfer\"},\"acceptTokenOwnership()\":{\"details\":\"deprecated, backward compatibility\"},\"addLiquidity(address[],uint256[],uint256)\":{\"details\":\"increases the pool's liquidity and mints new shares in the pool to the caller note that prior to version 28, you should use 'fund' instead\",\"params\":{\"_minReturn\":\"token minimum return-amount\",\"_reserveAmounts\":\"amount of each reserve token\",\"_reserveTokens\":\"address of each reserve token\"},\"returns\":{\"_0\":\"amount of pool tokens issued\"}},\"addLiquidityCost(address[],uint256,uint256)\":{\"details\":\"given the amount of one of the reserve tokens to add liquidity of, returns the required amount of each one of the other reserve tokens since an empty pool can be funded with any list of non-zero input amounts, this function assumes that the pool is not empty (has already been funded)\",\"params\":{\"_reserveAmount\":\"amount of the relevant reserve token\",\"_reserveTokenIndex\":\"index of the relevant reserve token\",\"_reserveTokens\":\"address of each reserve token\"},\"returns\":{\"_0\":\"the required amount of each one of the reserve tokens\"}},\"addLiquidityReturn(address,uint256)\":{\"details\":\"given the amount of one of the reserve tokens to add liquidity of, returns the amount of pool tokens entitled for it since an empty pool can be funded with any list of non-zero input amounts, this function assumes that the pool is not empty (has already been funded)\",\"params\":{\"_reserveAmount\":\"amount of the reserve token\",\"_reserveToken\":\"address of the reserve token\"},\"returns\":{\"_0\":\"the amount of pool tokens entitled\"}},\"addReserve(address,uint32)\":{\"details\":\"defines a new reserve token for the converter can only be called by the owner while the converter is inactive\",\"params\":{\"_token\":\"address of the reserve token\",\"_weight\":\"reserve weight, represented in ppm, 1-1000000\"}},\"connectorTokenCount()\":{\"details\":\"deprecated, backward compatibility\"},\"connectorTokens(uint256)\":{\"details\":\"deprecated, backward compatibility\"},\"connectors(address)\":{\"details\":\"deprecated, backward compatibility\"},\"constructor\":{\"details\":\"initializes a new LiquidityPoolV1Converter instance\",\"params\":{\"_maxConversionFee\":\"maximum conversion fee, represented in ppm\",\"_registry\":\"address of a contract registry contract\",\"_token\":\"pool token governed by the converter\"}},\"convert(address,address,uint256,address,address)\":{\"details\":\"converts a specific amount of source tokens to target tokens can only be called by the bancor network contract\",\"params\":{\"_amount\":\"amount of tokens to convert (in units of the source token)\",\"_beneficiary\":\"wallet to receive the conversion result\",\"_sourceToken\":\"source ERC20 token\",\"_targetToken\":\"target ERC20 token\",\"_trader\":\"address of the caller who executed the conversion\"},\"returns\":{\"_0\":\"amount of tokens received (in units of the target token)\"}},\"converterType()\":{\"details\":\"returns the converter type\",\"returns\":{\"_0\":\"see the converter types in the the main contract doc\"}},\"decimalLength(uint256)\":{\"details\":\"returns the number of decimal digits in a given value\",\"params\":{\"_x\":\"value (assumed positive)\"},\"returns\":{\"_0\":\"the number of decimal digits in the given value\"}},\"fund(uint256)\":{\"details\":\"increases the pool's liquidity and mints new shares in the pool to the caller for example, if the caller increases the supply by 10%, then it will cost an amount equal to 10% of each reserve token balance note that starting from version 28, you should use 'addLiquidity' instead\",\"params\":{\"_amount\":\"amount to increase the supply by (in the pool token)\"},\"returns\":{\"_0\":\"amount of pool tokens issued\"}},\"geometricMean(uint256[])\":{\"details\":\"returns the average number of decimal digits in a given list of values\",\"params\":{\"_values\":\"list of values (each of which assumed positive)\"},\"returns\":{\"_0\":\"the average number of decimal digits in the given list of values\"}},\"getConnectorBalance(address)\":{\"details\":\"deprecated, backward compatibility\"},\"getReturn(address,address,uint256)\":{\"details\":\"deprecated, backward compatibility\"},\"hasETHReserve()\":{\"details\":\"checks whether or not the converter has an ETH reserve\",\"returns\":{\"_0\":\"true if the converter has an ETH reserve, false otherwise\"}},\"isActive()\":{\"details\":\"returns true if the converter is active, false otherwise\",\"returns\":{\"_0\":\"true if the converter is active, false otherwise\"}},\"isV28OrHigher()\":{\"details\":\"checks whether or not the converter version is 28 or higher\",\"returns\":{\"_0\":\"true, since the converter version is 28 or higher\"}},\"liquidate(uint256)\":{\"details\":\"decreases the pool's liquidity and burns the caller's shares in the pool for example, if the holder sells 10% of the supply, then they will receive 10% of each reserve token balance in return note that starting from version 28, you should use 'removeLiquidity' instead\",\"params\":{\"_amount\":\"amount to liquidate (in the pool token)\"},\"returns\":{\"_0\":\"the amount of each reserve token granted for the given amount of pool tokens\"}},\"recentAverageRate(address)\":{\"details\":\"returns the recent average rate of 1 `_token` in the other reserve token units note that the rate can only be queried for reserves in a standard pool\",\"params\":{\"_token\":\"token to get the rate for\"},\"returns\":{\"_0\":\"recent average rate between the reserves (numerator)\",\"_1\":\"recent average rate between the reserves (denominator)\"}},\"removeLiquidity(uint256,address[],uint256[])\":{\"details\":\"decreases the pool's liquidity and burns the caller's shares in the pool note that prior to version 28, you should use 'liquidate' instead\",\"params\":{\"_amount\":\"token amount\",\"_reserveMinReturnAmounts\":\"minimum return-amount of each reserve token\",\"_reserveTokens\":\"address of each reserve token\"},\"returns\":{\"_0\":\"the amount of each reserve token granted for the given amount of pool tokens\"}},\"removeLiquidityReturn(uint256,address[])\":{\"details\":\"returns the amount of each reserve token entitled for a given amount of pool tokens\",\"params\":{\"_amount\":\"amount of pool tokens\",\"_reserveTokens\":\"address of each reserve token\"},\"returns\":{\"_0\":\"the amount of each reserve token entitled for the given amount of pool tokens\"}},\"reserveBalance(address)\":{\"details\":\"returns the reserve's balance note that prior to version 17, you should use 'getConnectorBalance' instead\",\"params\":{\"_reserveToken\":\"reserve token contract address\"},\"returns\":{\"_0\":\"reserve balance\"}},\"reserveTokenCount()\":{\"details\":\"returns the number of reserve tokens defined note that prior to version 17, you should use 'connectorTokenCount' instead\",\"returns\":{\"_0\":\"number of reserve tokens\"}},\"reserveWeight(address)\":{\"details\":\"returns the reserve's weight added in version 28\",\"params\":{\"_reserveToken\":\"reserve token contract address\"},\"returns\":{\"_0\":\"reserve weight\"}},\"restoreRegistry()\":{\"details\":\"restores the previous contract-registry\"},\"restrictRegistryUpdate(bool)\":{\"details\":\"restricts the permission to update the contract-registry\",\"params\":{\"_onlyOwnerCanUpdateRegistry\":\"indicates whether or not permission is restricted to owner only\"}},\"roundDiv(uint256,uint256)\":{\"details\":\"returns the nearest integer to a given quotient\",\"params\":{\"_d\":\"quotient denominator\",\"_n\":\"quotient numerator\"},\"returns\":{\"_0\":\"the nearest integer to the given quotient\"}},\"setConversionFee(uint32)\":{\"details\":\"updates the current conversion fee can only be called by the contract owner\",\"params\":{\"_conversionFee\":\"new conversion fee, represented in ppm\"}},\"setConversionWhitelist(address)\":{\"details\":\"allows the owner to update & enable the conversion whitelist contract address when set, only addresses that are whitelisted are actually allowed to use the converter note that the whitelist check is actually done by the BancorNetwork contract\",\"params\":{\"_whitelist\":\"address of a whitelist contract\"}},\"targetAmountAndFee(address,address,uint256)\":{\"details\":\"returns the expected target amount of converting one reserve to another along with the fee\",\"params\":{\"_amount\":\"amount of tokens received from the user\",\"_sourceToken\":\"contract address of the source reserve token\",\"_targetToken\":\"contract address of the target reserve token\"},\"returns\":{\"_0\":\"expected target amount\",\"_1\":\"expected fee\"}},\"token()\":{\"details\":\"deprecated since version 28, backward compatibility - use only for earlier versions\"},\"transferAnchorOwnership(address)\":{\"details\":\"transfers the anchor ownership the new owner needs to accept the transfer can only be called by the converter upgrder while the upgrader is the owner note that prior to version 28, you should use 'transferAnchorOwnership' instead\",\"params\":{\"_newOwner\":\"new token owner\"}},\"transferOwnership(address)\":{\"details\":\"allows transferring the contract ownership the new owner still needs to accept the transfer can only be called by the contract owner\",\"params\":{\"_newOwner\":\"new contract owner\"}},\"transferTokenOwnership(address)\":{\"details\":\"deprecated, backward compatibility\"},\"updateRegistry()\":{\"details\":\"updates to the new contract-registry\"},\"upgrade()\":{\"details\":\"upgrades the converter to the latest version can only be called by the owner note that the owner needs to call acceptOwnership on the new converter after the upgrade\"},\"withdrawETH(address)\":{\"details\":\"withdraws ether can only be called by the owner if the converter is inactive or by upgrader contract can only be called after the upgrader contract has accepted the ownership of this contract can only be called if the converter has an ETH reserve\",\"params\":{\"_to\":\"address to send the ETH to\"}},\"withdrawFromAnchor(address,address,uint256)\":{\"details\":\"withdraws tokens held by the anchor and sends them to an account can only be called by the owner\",\"params\":{\"_amount\":\"amount to withdraw\",\"_to\":\"account to receive the new amount\",\"_token\":\"ERC20 token contract address\"}},\"withdrawTokens(address,address,uint256)\":{\"details\":\"withdraws tokens held by the converter and sends them to an account can only be called by the owner note that reserve tokens can only be withdrawn by the owner while the converter is inactive unless the owner is the converter upgrader contract\",\"params\":{\"_amount\":\"amount to withdraw\",\"_to\":\"account to receive the new amount\",\"_token\":\"ERC20 token contract address\"}}},\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{},\"version\":1}},\"settings\":{\"compilationTarget\":{\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/converter/types/liquidity-pool-v1/LiquidityPoolV1Converter.sol\":\"LiquidityPoolV1Converter\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/bancorx/interfaces/IBancorX.sol\":{\"keccak256\":\"0x65b5780d710159c7540078c38406c53db37a349fb468a0bf21bdc6262e497951\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://3df931a12770d10a22451326e38ae9d405d3e2716bdbdd6306b5e2361f6fe511\",\"dweb:/ipfs/QmcRBSaFLz516dAEqb8ZEiyx8ZTHZZ6rfxHn5roL2fHA3S\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/converter/ConverterBase.sol\":{\"keccak256\":\"0x242211f471f27635fa98bdeed238429942c55fc9a5e824c1a30cd88fad727f9b\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://f9769299a5e13c363d102c4c08b09e3a87ec053124dcc157be0a6448c13e3320\",\"dweb:/ipfs/QmUC2CaAr6emVkJN62xXBY83r1f7Hxj62UAavZsCSWcqUb\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/converter/LiquidityPoolConverter.sol\":{\"keccak256\":\"0x075a4ba13d871f8f55da9889651f875a1f7537b2c8ea7ad330499d148345fc17\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://34f5ed00855a9737349919242b0c7f1d531ad4e7caf3c9e5c14583c743224eaa\",\"dweb:/ipfs/QmRjiQLCLCEkrkXFmaYRtu597ezB42mHCmdN2RkF876ibE\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/converter/interfaces/IBancorFormula.sol\":{\"keccak256\":\"0xf30c95034af4c4ec6e8a859e90cf7a0bada29a805ede76e04644107a7c677c4e\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://b48070d4abf9c4a08c39e6c494fa9efd7389aa7f8b61b283c9ba02062b1c59b6\",\"dweb:/ipfs/Qme6U7SpspFPzMH2mTyKsXCnJEAgg1vX6NNFzuykbVSY5R\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/converter/interfaces/IConverter.sol\":{\"keccak256\":\"0x18b0d73a3d5ee951ede1b3f840ed35b40570e34975703079a4451555f4dd089b\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://1cd7263f1ef60793e3929509150420037df9a1194c3d0f40bb2ff5516d6a373f\",\"dweb:/ipfs/QmNUbsZt2rzWPjStYycgz3vMbNP4VrAqZPRAK39QNqUoos\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/converter/interfaces/IConverterAnchor.sol\":{\"keccak256\":\"0x9448cdbe90293fb5c1a0808b77af8754a1025b59c45f432eee01f659361a6115\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://1ef2bb2e1543c9324daf7f3fd086a57efb45b89f3d62b9d7a9fc78c138d24dbc\",\"dweb:/ipfs/QmVcXDib3K6xYJMBNxawmo4krJGiDfxb5oL64Lc3pi14XK\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/converter/interfaces/IConverterUpgrader.sol\":{\"keccak256\":\"0x456faf61358bfd76498892509cc99f9729f310c9450e28b0d03b5e7cd9752802\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://01f7b3f24cc895a948ea44f8e067d312b55ef1e9cf491908f3fb948d02b914da\",\"dweb:/ipfs/QmfSwZrWFWmT8xeX3iwSq75Vs8pQaQBGkmxJEHehUiPP1N\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/converter/types/liquidity-pool-v1/LiquidityPoolV1Converter.sol\":{\"keccak256\":\"0xa85da56481d8c3e936853f4292f67bb41a534163c11fdb380507fa99b8453648\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://20ab9df64f764e0b050525e489165119026ff12af769bf417ed682b5f3ee70d3\",\"dweb:/ipfs/QmVupKPZQwoTd5ifKDx71iyFVZ7hQvMeimMz7VE4TBn53v\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/token/interfaces/IERC20Token.sol\":{\"keccak256\":\"0xe6f988c3156e88258474526a541d5a42b6a9adae98b04177a059d9f723bc82cd\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://9a6eb77a5b9ce70995a11a6e48ac3985a4c70896fe5fe04d46146ad7c1c83ea3\",\"dweb:/ipfs/QmYvGSveZFG51tghwkVuu6eK9Jy8frHpfLxHTMyvNZN461\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/token/interfaces/IEtherToken.sol\":{\"keccak256\":\"0x6ed324da616d70af0b21fa073b1e5329b430e38b470177633a69710eff3da893\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://44f94aa59c67de636423cbdef82efb7d8e0562e73dfc9049a48054156aebaf14\",\"dweb:/ipfs/Qmdn8KAP54s7X3J6TCoZPhCpS19aCQzFYZuFABugJ5JA5D\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/token/interfaces/ISmartToken.sol\":{\"keccak256\":\"0x5cfc15e7a23a9872059b0cea4d2ae902c3fc074a39e1c645036ce38ad47881ec\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://890ee09d24de5778e34c4c27d1377d83d378e8f4a13fcb94d5102f61d4749cce\",\"dweb:/ipfs/QmT89f61fmsUN1BVdebKxUc5VU7sitiP33LNk7TTtF18oj\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/utility/ContractRegistryClient.sol\":{\"keccak256\":\"0x74caf88eff1cb113ad8277df9ba7933a6f1e0deea8fd1855157def3be833b859\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://c7793c9f245736cd8413bc8c4b5c40b67949cbee32289a16d29c83cf59396ad6\",\"dweb:/ipfs/QmWony7b1buUrGnE32gjLAnSwkBYMrJ68vUcCwDMmp3MbJ\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/utility/Owned.sol\":{\"keccak256\":\"0x6ef69d9dcc80a8a36d5eb37783375cd5e4831c6d20c723fa6f6b6a06c0aeb53d\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://5a5d087e2c5b47739615ef22e1f29749de44b43c9a37cfae32b3dfc498a258c4\",\"dweb:/ipfs/Qmd1mXKEQbmBxqHk326LGVzNoayXsam8gZNecknnYpBnyh\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/utility/ReentrancyGuard.sol\":{\"keccak256\":\"0x5ea87c10dd6e7e79212da712eb5f079c03361e6c96e299a4ffd9aaee8d6a3899\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://882aac64a791df35a942480e6ce611d1acb399af4ac0c4ef0288965c3785bf50\",\"dweb:/ipfs/QmeWeYYFh5HZAzJ1SzPHoTcPvZrE4NPUVfmjvH9Q3m36Gg\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/utility/SafeMath.sol\":{\"keccak256\":\"0x1ab7391a19ca8a3ad2f3c4a1074e080d4d76dfdb834637bdd0c1e6b6acdf28af\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://d6d8c99621ca884b72da2d84eddfec8ec8c5533915691d6eec94a07adf445608\",\"dweb:/ipfs/QmaXr6DN7VbfxfMn3PsTy7SAMgZVVXbdeaw11BsAjVL2x1\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/utility/TokenHandler.sol\":{\"keccak256\":\"0xf65b87e3bf3343e368da67878c19d1a043a1025b10e9053d3562b53b4aa447fe\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://b85c5d96642c14c53b8d5062eecd4d27d3bdb457d1d0f130900763a75a512eb7\",\"dweb:/ipfs/QmUHtbqC1khqnRZXYn11Aykus4m5e9MVNUWqorxhpr5ipJ\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/utility/TokenHolder.sol\":{\"keccak256\":\"0xac6bc102eff6c1bb8c1bb4466eab50322c7c101e2e33d577dd3035f106627577\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://9fdbda2d4509260ca3dd43654bdaea07ef18a5e04213ff16e38e3b4abad78a5f\",\"dweb:/ipfs/QmPb69rzX1DwDeEhhfzqQNS3U2bfGcFjXNaV5ffHsZHzfP\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/utility/Types.sol\":{\"keccak256\":\"0x1616bdc4668c6396eb8e302177249284a5406dc1dfa3c9ab2e83f6c3c180be36\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://f4feb67f11147068d227366f8a13e4261ad1f927f0fd01d1e1764479ab2df8f5\",\"dweb:/ipfs/QmYV4TdmbL8pyeRi2w5ofUzTK3CEiwUZepia5JcuFgxb4x\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/utility/Utils.sol\":{\"keccak256\":\"0x073efa69fcd6b5e60f841b28b366d63b62ff48ab12a06ce3f5a7f41afd6ce885\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://e8b8ecb2d29197ca77f0ed98f728ace54e6edcfdf5cd1194ae22701607eaf608\",\"dweb:/ipfs/QmcsR6Q35Hurh3TrPkYAboicz9bQQoGCWmZLzUCDyhotH8\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/utility/interfaces/IContractRegistry.sol\":{\"keccak256\":\"0x3551889a83738b621c29ed66f1ecb6a843cca4217e54c9357198559b9cc92259\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://231a59c8f2665adeda8c7e6930832409c9b991fd27ad84b3a24335e7bf269bbe\",\"dweb:/ipfs/QmeJJbn1EAUbZenruTEdJAnwUn3dxsVNeJvxPe81qKEGqL\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/utility/interfaces/IOwned.sol\":{\"keccak256\":\"0xc60a9d197abc28c1906ed4d18b59caa0242db754a0e1f67af6e6277593530dae\",\"license\":\"SEE LICENSE IN 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  "source": "// SPDX-License-Identifier: SEE LICENSE IN LICENSE\r\npragma solidity 0.6.12;\r\nimport \"../../LiquidityPoolConverter.sol\";\r\nimport \"../../../token/interfaces/ISmartToken.sol\";\r\nimport \"../../../utility/Types.sol\";\r\n\r\n/**\r\n  * @dev Liquidity Pool v1 Converter\r\n  *\r\n  * The liquidity pool v1 converter is a specialized version of a converter that manages\r\n  * a classic bancor liquidity pool.\r\n  *\r\n  * Even though pools can have many reserves, the standard pool configuration\r\n  * is 2 reserves with 50%/50% weights.\r\n*/\r\ncontract LiquidityPoolV1Converter is LiquidityPoolConverter {\r\n    IEtherToken internal etherToken = IEtherToken(0xc0829421C1d260BD3cB3E0F06cfE2D52db2cE315);\r\n    uint256 internal constant MAX_RATE_FACTOR_LOWER_BOUND = 1e30;\r\n    \r\n    // the period of time taken into account when calculating the recent averate rate\r\n    uint256 private constant AVERAGE_RATE_PERIOD = 10 minutes;\r\n\r\n    // true if the pool is a 2 reserves / 50%/50% weights pool, false otherwise\r\n    bool public isStandardPool = false;\r\n\r\n    // only used in standard pools\r\n    Fraction public prevAverageRate;          // average rate after the previous conversion (1 reserve token 0 in reserve token 1 units)\r\n    uint256 public prevAverageRateUpdateTime; // last time when the previous rate was updated (in seconds)\r\n\r\n    /**\r\n      * @dev triggered after a conversion with new price data\r\n      * deprecated, use `TokenRateUpdate` from version 28 and up\r\n      *\r\n      * @param  _connectorToken     reserve token\r\n      * @param  _tokenSupply        smart token supply\r\n      * @param  _connectorBalance   reserve balance\r\n      * @param  _connectorWeight    reserve weight\r\n    */\r\n    event PriceDataUpdate(\r\n        IERC20Token indexed _connectorToken,\r\n        uint256 _tokenSupply,\r\n        uint256 _connectorBalance,\r\n        uint32 _connectorWeight\r\n    );\r\n\r\n    /**\r\n      * @dev initializes a new LiquidityPoolV1Converter instance\r\n      *\r\n      * @param  _token              pool token governed by the converter\r\n      * @param  _registry           address of a contract registry contract\r\n      * @param  _maxConversionFee   maximum conversion fee, represented in ppm\r\n    */\r\n    constructor(\r\n        ISmartToken _token,\r\n        IContractRegistry _registry,\r\n        uint32 _maxConversionFee\r\n    )\r\n        LiquidityPoolConverter(_token, _registry, _maxConversionFee)\r\n        public\r\n    {\r\n    }\r\n\r\n    /**\r\n      * @dev returns the converter type\r\n      *\r\n      * @return see the converter types in the the main contract doc\r\n    */\r\n    function converterType() public pure override returns (uint16) {\r\n        return 1;\r\n    }\r\n\r\n    /**\r\n      * @dev accepts ownership of the anchor after an ownership transfer\r\n      * also activates the converter\r\n      * can only be called by the contract owner\r\n      * note that prior to version 28, you should use 'acceptTokenOwnership' instead\r\n    */\r\n    function acceptAnchorOwnership() public override ownerOnly {\r\n        super.acceptAnchorOwnership();\r\n\r\n        emit Activation(converterType(), anchor, true);\r\n    }\r\n\r\n    /**\r\n      * @dev defines a new reserve token for the converter\r\n      * can only be called by the owner while the converter is inactive\r\n      *\r\n      * @param _token   address of the reserve token\r\n      * @param _weight  reserve weight, represented in ppm, 1-1000000\r\n    */\r\n    function addReserve(IERC20Token _token, uint32 _weight) public override ownerOnly {\r\n        super.addReserve(_token, _weight);\r\n\r\n        isStandardPool =\r\n            reserveTokens.length == 2 &&\r\n            reserves[reserveTokens[0]].weight == 500000 &&\r\n            reserves[reserveTokens[1]].weight == 500000;\r\n    }\r\n\r\n    /**\r\n      * @dev returns the expected target amount of converting one reserve to another along with the fee\r\n      *\r\n      * @param _sourceToken contract address of the source reserve token\r\n      * @param _targetToken contract address of the target reserve token\r\n      * @param _amount      amount of tokens received from the user\r\n      *\r\n      * @return expected target amount\r\n      * @return expected fee\r\n    */\r\n    function targetAmountAndFee(IERC20Token _sourceToken, IERC20Token _targetToken, uint256 _amount)\r\n        public\r\n        view\r\n        override\r\n        active\r\n        validReserve(_sourceToken)\r\n        validReserve(_targetToken)\r\n        returns (uint256, uint256)\r\n    {\r\n        // validate input\r\n        require(_sourceToken != _targetToken, \"ERR_SAME_SOURCE_TARGET\");\r\n\r\n        uint256 amount = IBancorFormula(addressOf(BANCOR_FORMULA)).crossReserveTargetAmount(\r\n            reserveBalance(_sourceToken),\r\n            reserves[_sourceToken].weight,\r\n            reserveBalance(_targetToken),\r\n            reserves[_targetToken].weight,\r\n            _amount\r\n        );\r\n\r\n        // return the amount minus the conversion fee and the conversion fee\r\n        uint256 fee = calculateFee(amount);\r\n        return (amount - fee, fee);\r\n    }\r\n\r\n    /**\r\n      * @dev converts a specific amount of source tokens to target tokens\r\n      * can only be called by the bancor network contract\r\n      *\r\n      * @param _sourceToken source ERC20 token\r\n      * @param _targetToken target ERC20 token\r\n      * @param _amount      amount of tokens to convert (in units of the source token)\r\n      * @param _trader      address of the caller who executed the conversion\r\n      * @param _beneficiary wallet to receive the conversion result\r\n      *\r\n      * @return amount of tokens received (in units of the target token)\r\n    */\r\n    function doConvert(IERC20Token _sourceToken, IERC20Token _targetToken, uint256 _amount, address _trader, address payable _beneficiary)\r\n        internal\r\n        override\r\n        returns (uint256)\r\n    {\r\n        // get expected target amount and fee\r\n        (uint256 amount, uint256 fee) = targetAmountAndFee(_sourceToken, _targetToken, _amount);\r\n\r\n        // ensure that the trade gives something in return\r\n        require(amount != 0, \"ERR_ZERO_TARGET_AMOUNT\");\r\n\r\n        // ensure that the trade won't deplete the reserve balance\r\n        assert(amount < reserveBalance(_targetToken));\r\n\r\n        // ensure that the input amount was already deposited\r\n        if (_sourceToken == ETH_RESERVE_ADDRESS)\r\n            require(msg.value == _amount, \"ERR_ETH_AMOUNT_MISMATCH\");\r\n        else\r\n            require(msg.value == 0 && _sourceToken.balanceOf(address(this)).sub(reserveBalance(_sourceToken)) >= _amount, \"ERR_INVALID_AMOUNT\");\r\n\r\n        // sync the reserve balances\r\n        syncReserveBalance(_sourceToken);\r\n        reserves[_targetToken].balance = reserves[_targetToken].balance.sub(amount);\r\n\r\n        // transfer funds to the beneficiary in the to reserve token\r\n        if (_targetToken == ETH_RESERVE_ADDRESS)\r\n            _beneficiary.transfer(amount);\r\n        else\r\n            safeTransfer(_targetToken, _beneficiary, amount);\r\n\r\n        // update the recent average rate\r\n        if (isStandardPool && prevAverageRateUpdateTime < time()) {\r\n            prevAverageRate = recentAverageRate();\r\n            prevAverageRateUpdateTime = time();\r\n        }\r\n\r\n        // dispatch the conversion event\r\n        dispatchConversionEvent(_sourceToken, _targetToken, _trader, _amount, amount, fee);\r\n\r\n        // dispatch rate updates\r\n        dispatchTokenRateUpdateEvents(_sourceToken, _targetToken);\r\n\r\n        return amount;\r\n    }\r\n\r\n    /**\r\n      * @dev returns the recent average rate of 1 `_token` in the other reserve token units\r\n      * note that the rate can only be queried for reserves in a standard pool\r\n      *\r\n      * @param _token   token to get the rate for\r\n      * @return recent average rate between the reserves (numerator)\r\n      * @return recent average rate between the reserves (denominator)\r\n    */\r\n    function recentAverageRate(IERC20Token _token) external view returns (uint256, uint256) {\r\n        // verify that the pool is standard\r\n        require(isStandardPool, \"ERR_NON_STANDARD_POOL\");\r\n\r\n        // get the recent average rate of reserve 0\r\n        Fraction memory rate = recentAverageRate();\r\n        if (_token == reserveTokens[0]) {\r\n            return (rate.n, rate.d);\r\n        }\r\n\r\n        return (rate.d, rate.n);\r\n    }\r\n\r\n    /**\r\n      * @dev returns the recent average rate of 1 reserve token 0 in reserve token 1 units\r\n      *\r\n      * @return recent average rate between the reserves\r\n    */\r\n    function recentAverageRate() internal view returns (Fraction memory) {\r\n        // get the elapsed time since the previous average rate was calculated\r\n        uint256 timeElapsed = time() - prevAverageRateUpdateTime;\r\n\r\n        // if the previous average rate was calculated in the current block, return it\r\n        if (timeElapsed == 0) {\r\n            return prevAverageRate;\r\n        }\r\n\r\n        // get the current rate between the reserves\r\n        uint256 currentRateN = reserves[reserveTokens[1]].balance;\r\n        uint256 currentRateD = reserves[reserveTokens[0]].balance;\r\n\r\n        // if the previous average rate was calculated a while ago, the average rate is equal to the current rate\r\n        if (timeElapsed >= AVERAGE_RATE_PERIOD) {\r\n            return Fraction({ n: currentRateN, d: currentRateD });\r\n        }\r\n\r\n        // given N as the sampling window, the new rate is calculated according to the following formula:\r\n        // newRate = prevAverageRate + timeElapsed * [currentRate - prevAverageRate] / N\r\n\r\n        // calculate the numerator and the denumerator of the new rate\r\n        Fraction memory prevAverage = prevAverageRate;\r\n\r\n        uint256 x = prevAverage.d.mul(currentRateN);\r\n        uint256 y = prevAverage.n.mul(currentRateD);\r\n\r\n        // since we know that timeElapsed < AVERAGE_RATE_PERIOD, we can avoid using SafeMath:\r\n        uint256 newRateN = y.mul(AVERAGE_RATE_PERIOD - timeElapsed).add(x.mul(timeElapsed));\r\n        uint256 newRateD = prevAverage.d.mul(currentRateD).mul(AVERAGE_RATE_PERIOD);\r\n\r\n        (newRateN, newRateD) = reducedRatio(newRateN, newRateD, MAX_RATE_FACTOR_LOWER_BOUND);\r\n        return Fraction({ n: newRateN, d: newRateD });\r\n    }\r\n\r\n    /**\r\n      * @dev increases the pool's liquidity and mints new shares in the pool to the caller\r\n      * note that prior to version 28, you should use 'fund' instead\r\n      *\r\n      * @param _reserveTokens   address of each reserve token\r\n      * @param _reserveAmounts  amount of each reserve token\r\n      * @param _minReturn       token minimum return-amount\r\n      *\r\n      * @return amount of pool tokens issued\r\n    */\r\n    function addLiquidity(IERC20Token[] memory _reserveTokens, uint256[] memory _reserveAmounts, uint256 _minReturn)\r\n        public\r\n        payable\r\n        protected\r\n        active\r\n        returns (uint256)\r\n    {\r\n        // verify the user input\r\n        verifyLiquidityInput(_reserveTokens, _reserveAmounts, _minReturn);\r\n\r\n        // if one of the reserves is ETH, then verify that the input amount of ETH is equal to the input value of ETH\r\n        for (uint256 i = 0; i < _reserveTokens.length; i++)\r\n            if (_reserveTokens[i] == ETH_RESERVE_ADDRESS)\r\n                require(_reserveAmounts[i] == msg.value, \"ERR_ETH_AMOUNT_MISMATCH\");\r\n\r\n        // if the input value of ETH is larger than zero, then verify that one of the reserves is ETH\r\n        if (msg.value > 0) {\r\n            require(reserves[ETH_RESERVE_ADDRESS].isSet, \"ERR_NO_ETH_RESERVE\");\r\n        }\r\n\r\n        // get the total supply\r\n        uint256 totalSupply = ISmartToken(address(anchor)).totalSupply();\r\n\r\n        // transfer from the user an equally-worth amount of each one of the reserve tokens\r\n        uint256 amount = addLiquidityToPool(_reserveTokens, _reserveAmounts, totalSupply);\r\n\r\n        // verify that the equivalent amount of tokens is equal to or larger than the user's expectation\r\n        require(amount >= _minReturn, \"ERR_RETURN_TOO_LOW\");\r\n\r\n        // issue the tokens to the user\r\n        ISmartToken(address(anchor)).issue(msg.sender, amount);\r\n\r\n        // return the amount of pool tokens issued\r\n        return amount;\r\n    }\r\n\r\n    /**\r\n      * @dev decreases the pool's liquidity and burns the caller's shares in the pool\r\n      * note that prior to version 28, you should use 'liquidate' instead\r\n      *\r\n      * @param _amount                  token amount\r\n      * @param _reserveTokens           address of each reserve token\r\n      * @param _reserveMinReturnAmounts minimum return-amount of each reserve token\r\n      *\r\n      * @return the amount of each reserve token granted for the given amount of pool tokens\r\n    */\r\n    function removeLiquidity(uint256 _amount, IERC20Token[] memory _reserveTokens, uint256[] memory _reserveMinReturnAmounts)\r\n        public\r\n        protected\r\n        active\r\n        returns (uint256[] memory)\r\n    {\r\n        // verify the user input\r\n        verifyLiquidityInput(_reserveTokens, _reserveMinReturnAmounts, _amount);\r\n\r\n        // get the total supply BEFORE destroying the user tokens\r\n        uint256 totalSupply = ISmartToken(address(anchor)).totalSupply();\r\n\r\n        // destroy the user tokens\r\n        ISmartToken(address(anchor)).destroy(msg.sender, _amount);\r\n\r\n        // transfer to the user an equivalent amount of each one of the reserve tokens\r\n        return removeLiquidityFromPool(_reserveTokens, _reserveMinReturnAmounts, totalSupply, _amount);\r\n    }\r\n\r\n    /**\r\n      * @dev increases the pool's liquidity and mints new shares in the pool to the caller\r\n      * for example, if the caller increases the supply by 10%,\r\n      * then it will cost an amount equal to 10% of each reserve token balance\r\n      * note that starting from version 28, you should use 'addLiquidity' instead\r\n      *\r\n      * @param _amount  amount to increase the supply by (in the pool token)\r\n      *\r\n      * @return amount of pool tokens issued\r\n    */\r\n    function fund(uint256 _amount)\r\n        public\r\n        payable\r\n        protected\r\n        returns (uint256)\r\n    {\r\n        syncReserveBalances();\r\n        reserves[ETH_RESERVE_ADDRESS].balance = reserves[ETH_RESERVE_ADDRESS].balance.sub(msg.value);\r\n\r\n        uint256 supply = ISmartToken(address(anchor)).totalSupply();\r\n        IBancorFormula formula = IBancorFormula(addressOf(BANCOR_FORMULA));\r\n\r\n        // iterate through the reserve tokens and transfer a percentage equal to the weight between\r\n        // _amount and the total supply in each reserve from the caller to the converter\r\n        uint256 reserveCount = reserveTokens.length;\r\n        for (uint256 i = 0; i < reserveCount; i++) {\r\n            IERC20Token reserveToken = reserveTokens[i];\r\n            uint256 rsvBalance = reserves[reserveToken].balance;\r\n            uint256 reserveAmount = formula.fundCost(supply, rsvBalance, reserveRatio, _amount);\r\n\r\n            // transfer funds from the caller in the reserve token\r\n            if (reserveToken == ETH_RESERVE_ADDRESS) {\r\n                if (msg.value > reserveAmount) {\r\n                    msg.sender.transfer(msg.value - reserveAmount);\r\n                }\r\n                else if (msg.value < reserveAmount) {\r\n                    require(msg.value == 0, \"ERR_INVALID_ETH_VALUE\");\r\n                    safeTransferFrom(etherToken, msg.sender, address(this), reserveAmount);\r\n                    etherToken.withdraw(reserveAmount);\r\n                }\r\n            }\r\n            else {\r\n                safeTransferFrom(reserveToken, msg.sender, address(this), reserveAmount);\r\n            }\r\n\r\n            // sync the reserve balance\r\n            uint256 newReserveBalance = rsvBalance.add(reserveAmount);\r\n            reserves[reserveToken].balance = newReserveBalance;\r\n\r\n            uint256 newPoolTokenSupply = supply.add(_amount);\r\n\r\n            // dispatch liquidity update for the pool token/reserve\r\n            emit LiquidityAdded(msg.sender, reserveToken, reserveAmount, newReserveBalance, newPoolTokenSupply);\r\n\r\n            // dispatch the `TokenRateUpdate` event for the pool token\r\n            dispatchPoolTokenRateUpdateEvent(newPoolTokenSupply, reserveToken, newReserveBalance, reserves[reserveToken].weight);\r\n        }\r\n\r\n        // issue new funds to the caller in the pool token\r\n        ISmartToken(address(anchor)).issue(msg.sender, _amount);\r\n\r\n        // return the amount of pool tokens issued\r\n        return _amount;\r\n    }\r\n\r\n    /**\r\n      * @dev decreases the pool's liquidity and burns the caller's shares in the pool\r\n      * for example, if the holder sells 10% of the supply,\r\n      * then they will receive 10% of each reserve token balance in return\r\n      * note that starting from version 28, you should use 'removeLiquidity' instead\r\n      *\r\n      * @param _amount  amount to liquidate (in the pool token)\r\n      *\r\n      * @return the amount of each reserve token granted for the given amount of pool tokens\r\n    */\r\n    function liquidate(uint256 _amount)\r\n        public\r\n        protected\r\n        returns (uint256[] memory)\r\n    {\r\n        require(_amount > 0, \"ERR_ZERO_AMOUNT\");\r\n\r\n        uint256 totalSupply = ISmartToken(address(anchor)).totalSupply();\r\n        ISmartToken(address(anchor)).destroy(msg.sender, _amount);\r\n\r\n        uint256[] memory reserveMinReturnAmounts = new uint256[](reserveTokens.length);\r\n        for (uint256 i = 0; i < reserveMinReturnAmounts.length; i++)\r\n            reserveMinReturnAmounts[i] = 1;\r\n\r\n        return removeLiquidityFromPool(reserveTokens, reserveMinReturnAmounts, totalSupply, _amount);\r\n    }\r\n\r\n    /**\r\n      * @dev given the amount of one of the reserve tokens to add liquidity of,\r\n      * returns the required amount of each one of the other reserve tokens\r\n      * since an empty pool can be funded with any list of non-zero input amounts,\r\n      * this function assumes that the pool is not empty (has already been funded)\r\n      *\r\n      * @param _reserveTokens       address of each reserve token\r\n      * @param _reserveTokenIndex   index of the relevant reserve token\r\n      * @param _reserveAmount       amount of the relevant reserve token\r\n      *\r\n      * @return the required amount of each one of the reserve tokens\r\n    */\r\n    function addLiquidityCost(IERC20Token[] memory _reserveTokens, uint256 _reserveTokenIndex, uint256 _reserveAmount)\r\n        public\r\n        view\r\n        returns (uint256[] memory)\r\n    {\r\n        uint256[] memory reserveAmounts = new uint256[](_reserveTokens.length);\r\n\r\n        uint256 totalSupply = ISmartToken(address(anchor)).totalSupply();\r\n        IBancorFormula formula = IBancorFormula(addressOf(BANCOR_FORMULA));\r\n        uint256 amount = formula.fundSupplyAmount(totalSupply, reserves[_reserveTokens[_reserveTokenIndex]].balance, reserveRatio, _reserveAmount);\r\n\r\n        for (uint256 i = 0; i < reserveAmounts.length; i++)\r\n            reserveAmounts[i] = formula.fundCost(totalSupply, reserves[_reserveTokens[i]].balance, reserveRatio, amount);\r\n\r\n        return reserveAmounts;\r\n    }\r\n\r\n    /**\r\n      * @dev given the amount of one of the reserve tokens to add liquidity of,\r\n      * returns the amount of pool tokens entitled for it\r\n      * since an empty pool can be funded with any list of non-zero input amounts,\r\n      * this function assumes that the pool is not empty (has already been funded)\r\n      *\r\n      * @param _reserveToken    address of the reserve token\r\n      * @param _reserveAmount   amount of the reserve token\r\n      *\r\n      * @return the amount of pool tokens entitled\r\n    */\r\n    function addLiquidityReturn(IERC20Token _reserveToken, uint256 _reserveAmount)\r\n        public\r\n        view\r\n        returns (uint256)\r\n    {\r\n        uint256 totalSupply = ISmartToken(address(anchor)).totalSupply();\r\n        IBancorFormula formula = IBancorFormula(addressOf(BANCOR_FORMULA));\r\n        return formula.fundSupplyAmount(totalSupply, reserves[_reserveToken].balance, reserveRatio, _reserveAmount);\r\n    }\r\n\r\n    /**\r\n      * @dev returns the amount of each reserve token entitled for a given amount of pool tokens\r\n      *\r\n      * @param _amount          amount of pool tokens\r\n      * @param _reserveTokens   address of each reserve token\r\n      *\r\n      * @return the amount of each reserve token entitled for the given amount of pool tokens\r\n    */\r\n    function removeLiquidityReturn(uint256 _amount, IERC20Token[] memory _reserveTokens)\r\n        public\r\n        view\r\n        returns (uint256[] memory)\r\n    {\r\n        uint256 totalSupply = ISmartToken(address(anchor)).totalSupply();\r\n        IBancorFormula formula = IBancorFormula(addressOf(BANCOR_FORMULA));\r\n        return removeLiquidityReserveAmounts(_amount, _reserveTokens, totalSupply, formula);\r\n    }\r\n\r\n    /**\r\n      * @dev verifies that a given array of tokens is identical to the converter's array of reserve tokens\r\n      * we take this input in order to allow specifying the corresponding reserve amounts in any order\r\n      *\r\n      * @param _reserveTokens   array of reserve tokens\r\n      * @param _reserveAmounts  array of reserve amounts\r\n      * @param _amount          token amount\r\n    */\r\n    function verifyLiquidityInput(IERC20Token[] memory _reserveTokens, uint256[] memory _reserveAmounts, uint256 _amount)\r\n        private\r\n        view\r\n    {\r\n        uint256 i;\r\n        uint256 j;\r\n\r\n        uint256 length = reserveTokens.length;\r\n        require(length == _reserveTokens.length, \"ERR_INVALID_RESERVE\");\r\n        require(length == _reserveAmounts.length, \"ERR_INVALID_AMOUNT\");\r\n\r\n        for (i = 0; i < length; i++) {\r\n            // verify that every input reserve token is included in the reserve tokens\r\n            require(reserves[_reserveTokens[i]].isSet, \"ERR_INVALID_RESERVE\");\r\n            for (j = 0; j < length; j++) {\r\n                if (reserveTokens[i] == _reserveTokens[j])\r\n                    break;\r\n            }\r\n            // verify that every reserve token is included in the input reserve tokens\r\n            require(j < length, \"ERR_INVALID_RESERVE\");\r\n            // verify that every input reserve token amount is larger than zero\r\n            require(_reserveAmounts[i] > 0, \"ERR_INVALID_AMOUNT\");\r\n        }\r\n\r\n        // verify that the input token amount is larger than zero\r\n        require(_amount > 0, \"ERR_ZERO_AMOUNT\");\r\n    }\r\n\r\n    /**\r\n      * @dev adds liquidity (reserve) to the pool\r\n      *\r\n      * @param _reserveTokens   address of each reserve token\r\n      * @param _reserveAmounts  amount of each reserve token\r\n      * @param _totalSupply     token total supply\r\n      *\r\n      * @return amount of pool tokens issued\r\n    */\r\n    function addLiquidityToPool(IERC20Token[] memory _reserveTokens, uint256[] memory _reserveAmounts, uint256 _totalSupply)\r\n        private\r\n        returns (uint256)\r\n    {\r\n        if (_totalSupply == 0)\r\n            return addLiquidityToEmptyPool(_reserveTokens, _reserveAmounts);\r\n        return addLiquidityToNonEmptyPool(_reserveTokens, _reserveAmounts, _totalSupply);\r\n    }\r\n\r\n    /**\r\n      * @dev adds liquidity (reserve) to the pool when it's empty\r\n      *\r\n      * @param _reserveTokens   address of each reserve token\r\n      * @param _reserveAmounts  amount of each reserve token\r\n      *\r\n      * @return amount of pool tokens issued\r\n    */\r\n    function addLiquidityToEmptyPool(IERC20Token[] memory _reserveTokens, uint256[] memory _reserveAmounts)\r\n        private\r\n        returns (uint256)\r\n    {\r\n        // calculate the geometric-mean of the reserve amounts approved by the user\r\n        uint256 amount = geometricMean(_reserveAmounts);\r\n\r\n        // transfer each one of the reserve amounts from the user to the pool\r\n        for (uint256 i = 0; i < _reserveTokens.length; i++) {\r\n            IERC20Token reserveToken = _reserveTokens[i];\r\n            uint256 reserveAmount = _reserveAmounts[i];\r\n\r\n            if (reserveToken != ETH_RESERVE_ADDRESS) // ETH has already been transferred as part of the transaction\r\n                safeTransferFrom(reserveToken, msg.sender, address(this), reserveAmount);\r\n\r\n            reserves[reserveToken].balance = reserveAmount;\r\n\r\n            emit LiquidityAdded(msg.sender, reserveToken, reserveAmount, reserveAmount, amount);\r\n\r\n            // dispatch the `TokenRateUpdate` event for the pool token\r\n            dispatchPoolTokenRateUpdateEvent(amount, reserveToken, reserveAmount, reserves[reserveToken].weight);\r\n        }\r\n\r\n        // return the amount of pool tokens issued\r\n        return amount;\r\n    }\r\n\r\n    /**\r\n      * @dev adds liquidity (reserve) to the pool when it's not empty\r\n      *\r\n      * @param _reserveTokens   address of each reserve token\r\n      * @param _reserveAmounts  amount of each reserve token\r\n      * @param _totalSupply     token total supply\r\n      *\r\n      * @return amount of pool tokens issued\r\n    */\r\n    function addLiquidityToNonEmptyPool(IERC20Token[] memory _reserveTokens, uint256[] memory _reserveAmounts, uint256 _totalSupply)\r\n        private\r\n        returns (uint256)\r\n    {\r\n        syncReserveBalances();\r\n        reserves[ETH_RESERVE_ADDRESS].balance = reserves[ETH_RESERVE_ADDRESS].balance.sub(msg.value);\r\n\r\n        IBancorFormula formula = IBancorFormula(addressOf(BANCOR_FORMULA));\r\n        uint256 amount = getMinShare(formula, _totalSupply, _reserveTokens, _reserveAmounts);\r\n        uint256 newPoolTokenSupply = _totalSupply.add(amount);\r\n\r\n        for (uint256 i = 0; i < _reserveTokens.length; i++) {\r\n            IERC20Token reserveToken = _reserveTokens[i];\r\n            uint256 rsvBalance = reserves[reserveToken].balance;\r\n            uint256 reserveAmount = formula.fundCost(_totalSupply, rsvBalance, reserveRatio, amount);\r\n            require(reserveAmount > 0, \"ERR_ZERO_TARGET_AMOUNT\");\r\n            assert(reserveAmount <= _reserveAmounts[i]);\r\n\r\n            // transfer each one of the reserve amounts from the user to the pool\r\n            if (reserveToken != ETH_RESERVE_ADDRESS) // ETH has already been transferred as part of the transaction\r\n                safeTransferFrom(reserveToken, msg.sender, address(this), reserveAmount);\r\n            else if (_reserveAmounts[i] > reserveAmount) // transfer the extra amount of ETH back to the user\r\n                msg.sender.transfer(_reserveAmounts[i] - reserveAmount);\r\n\r\n            uint256 newReserveBalance = rsvBalance.add(reserveAmount);\r\n            reserves[reserveToken].balance = newReserveBalance;\r\n\r\n            emit LiquidityAdded(msg.sender, reserveToken, reserveAmount, newReserveBalance, newPoolTokenSupply);\r\n\r\n            // dispatch the `TokenRateUpdate` event for the pool token\r\n            dispatchPoolTokenRateUpdateEvent(newPoolTokenSupply, reserveToken, newReserveBalance, reserves[reserveToken].weight);\r\n        }\r\n\r\n        // return the amount of pool tokens issued\r\n        return amount;\r\n    }\r\n\r\n    /**\r\n      * @dev returns the amount of each reserve token entitled for a given amount of pool tokens\r\n      *\r\n      * @param _amount          amount of pool tokens\r\n      * @param _reserveTokens   address of each reserve token\r\n      * @param _totalSupply     token total supply\r\n      * @param _formula         formula contract\r\n      *\r\n      * @return the amount of each reserve token entitled for the given amount of pool tokens\r\n    */\r\n    function removeLiquidityReserveAmounts(uint256 _amount, IERC20Token[] memory _reserveTokens, uint256 _totalSupply, IBancorFormula _formula)\r\n        private\r\n        view\r\n        returns (uint256[] memory)\r\n    {\r\n        uint256[] memory reserveAmounts = new uint256[](_reserveTokens.length);\r\n        for (uint256 i = 0; i < reserveAmounts.length; i++)\r\n            reserveAmounts[i] = _formula.liquidateReserveAmount(_totalSupply, reserves[_reserveTokens[i]].balance, reserveRatio, _amount);\r\n        return reserveAmounts;\r\n    }\r\n\r\n    /**\r\n      * @dev removes liquidity (reserve) from the pool\r\n      *\r\n      * @param _reserveTokens           address of each reserve token\r\n      * @param _reserveMinReturnAmounts minimum return-amount of each reserve token\r\n      * @param _totalSupply             token total supply\r\n      * @param _amount                  token amount\r\n      *\r\n      * @return the amount of each reserve token granted for the given amount of pool tokens\r\n    */\r\n    function removeLiquidityFromPool(IERC20Token[] memory _reserveTokens, uint256[] memory _reserveMinReturnAmounts, uint256 _totalSupply, uint256 _amount)\r\n        private\r\n        returns (uint256[] memory)\r\n    {\r\n        syncReserveBalances();\r\n\r\n        IBancorFormula formula = IBancorFormula(addressOf(BANCOR_FORMULA));\r\n        uint256 newPoolTokenSupply = _totalSupply.sub(_amount);\r\n        uint256[] memory reserveAmounts = removeLiquidityReserveAmounts(_amount, _reserveTokens, _totalSupply, formula);\r\n\r\n        for (uint256 i = 0; i < _reserveTokens.length; i++) {\r\n            IERC20Token reserveToken = _reserveTokens[i];\r\n            uint256 reserveAmount = reserveAmounts[i];\r\n            require(reserveAmount >= _reserveMinReturnAmounts[i], \"ERR_ZERO_TARGET_AMOUNT\");\r\n\r\n            uint256 newReserveBalance = reserves[reserveToken].balance.sub(reserveAmount);\r\n            reserves[reserveToken].balance = newReserveBalance;\r\n\r\n            // transfer each one of the reserve amounts from the pool to the user\r\n            if (reserveToken == ETH_RESERVE_ADDRESS)\r\n                msg.sender.transfer(reserveAmount);\r\n            else\r\n                safeTransfer(reserveToken, msg.sender, reserveAmount);\r\n\r\n            emit LiquidityRemoved(msg.sender, reserveToken, reserveAmount, newReserveBalance, newPoolTokenSupply);\r\n\r\n            // dispatch the `TokenRateUpdate` event for the pool token\r\n            dispatchPoolTokenRateUpdateEvent(newPoolTokenSupply, reserveToken, newReserveBalance, reserves[reserveToken].weight);\r\n        }\r\n\r\n        // return the amount of each reserve token granted for the given amount of pool tokens\r\n        return reserveAmounts;\r\n    }\r\n\r\n    function getMinShare(IBancorFormula formula, uint256 _totalSupply, IERC20Token[] memory _reserveTokens, uint256[] memory _reserveAmounts) private view returns (uint256) {\r\n        uint256 minIndex = 0;\r\n        for (uint256 i = 1; i < _reserveTokens.length; i++) {\r\n            if (_reserveAmounts[i].mul(reserves[_reserveTokens[minIndex]].balance) < _reserveAmounts[minIndex].mul(reserves[_reserveTokens[i]].balance))\r\n                minIndex = i;\r\n        }\r\n        return formula.fundSupplyAmount(_totalSupply, reserves[_reserveTokens[minIndex]].balance, reserveRatio, _reserveAmounts[minIndex]);\r\n    }\r\n\r\n    /**\r\n      * @dev returns the number of decimal digits in a given value\r\n      *\r\n      * @param _x   value (assumed positive)\r\n      *\r\n      * @return the number of decimal digits in the given value\r\n    */\r\n    function decimalLength(uint256 _x) public pure returns (uint256) {\r\n        uint256 y = 0;\r\n        for (uint256 x = _x; x > 0; x /= 10)\r\n            y++;\r\n        return y;\r\n    }\r\n\r\n    /**\r\n      * @dev returns the nearest integer to a given quotient\r\n      *\r\n      * @param _n   quotient numerator\r\n      * @param _d   quotient denominator\r\n      *\r\n      * @return the nearest integer to the given quotient\r\n    */\r\n    function roundDiv(uint256 _n, uint256 _d) public pure returns (uint256) {\r\n        return (_n + _d / 2) / _d;\r\n    }\r\n\r\n    /**\r\n      * @dev returns the average number of decimal digits in a given list of values\r\n      *\r\n      * @param _values  list of values (each of which assumed positive)\r\n      *\r\n      * @return the average number of decimal digits in the given list of values\r\n    */\r\n    function geometricMean(uint256[] memory _values) public pure returns (uint256) {\r\n        uint256 numOfDigits = 0;\r\n        uint256 length = _values.length;\r\n        for (uint256 i = 0; i < length; i++)\r\n            numOfDigits += decimalLength(_values[i]);\r\n        return uint256(10) ** (roundDiv(numOfDigits, length) - 1);\r\n    }\r\n\r\n    /**\r\n      * @dev dispatches token rate update events for the reserve tokens and the pool token\r\n      *\r\n      * @param _sourceToken address of the source reserve token\r\n      * @param _targetToken address of the target reserve token\r\n    */\r\n    function dispatchTokenRateUpdateEvents(IERC20Token _sourceToken, IERC20Token _targetToken) private {\r\n        uint256 poolTokenSupply = ISmartToken(address(anchor)).totalSupply();\r\n        uint256 sourceReserveBalance = reserveBalance(_sourceToken);\r\n        uint256 targetReserveBalance = reserveBalance(_targetToken);\r\n        uint32 sourceReserveWeight = reserves[_sourceToken].weight;\r\n        uint32 targetReserveWeight = reserves[_targetToken].weight;\r\n\r\n        // dispatch token rate update event for the reserve tokens\r\n        uint256 rateN = targetReserveBalance.mul(sourceReserveWeight);\r\n        uint256 rateD = sourceReserveBalance.mul(targetReserveWeight);\r\n        emit TokenRateUpdate(_sourceToken, _targetToken, rateN, rateD);\r\n\r\n        // dispatch token rate update events for the pool token\r\n        dispatchPoolTokenRateUpdateEvent(poolTokenSupply, _sourceToken, sourceReserveBalance, sourceReserveWeight);\r\n        dispatchPoolTokenRateUpdateEvent(poolTokenSupply, _targetToken, targetReserveBalance, targetReserveWeight);\r\n\r\n        // dispatch price data update events (deprecated events)\r\n        emit PriceDataUpdate(_sourceToken, poolTokenSupply, sourceReserveBalance, sourceReserveWeight);\r\n        emit PriceDataUpdate(_targetToken, poolTokenSupply, targetReserveBalance, targetReserveWeight);\r\n    }\r\n\r\n    /**\r\n      * @dev dispatches token rate update event for the pool token\r\n      *\r\n      * @param _poolTokenSupply total pool token supply\r\n      * @param _reserveToken    address of the reserve token\r\n      * @param _reserveBalance  reserve balance\r\n      * @param _reserveWeight   reserve weight\r\n    */\r\n    function dispatchPoolTokenRateUpdateEvent(uint256 _poolTokenSupply, IERC20Token _reserveToken, uint256 _reserveBalance, uint32 _reserveWeight) private {\r\n        emit TokenRateUpdate(ISmartToken(address(anchor)), _reserveToken, _reserveBalance.mul(PPM_RESOLUTION), _poolTokenSupply.mul(_reserveWeight));\r\n    }\r\n\r\n    /**\r\n      * @dev returns the current time\r\n      * utility to allow overrides for tests\r\n    */\r\n    function time() internal view virtual returns (uint256) {\r\n        return now;\r\n    }\r\n\r\n    /**\r\n      * @dev computes a reduced-scalar ratio\r\n      *\r\n      * @param _n   ratio numerator\r\n      * @param _d   ratio denominator\r\n      * @param _max maximum desired scalar\r\n      *\r\n      * @return ratio's numerator and denominator\r\n    */\r\n    function reducedRatio(uint256 _n, uint256 _d, uint256 _max) internal pure returns (uint256, uint256) {\r\n        if (_n > _max || _d > _max)\r\n            return normalizedRatio(_n, _d, _max);\r\n        return (_n, _d);\r\n    }\r\n\r\n    /**\r\n      * @dev computes \"scale * a / (a + b)\" and \"scale * b / (a + b)\".\r\n    */\r\n    function normalizedRatio(uint256 _a, uint256 _b, uint256 _scale) internal pure returns (uint256, uint256) {\r\n        if (_a == _b)\r\n            return (_scale / 2, _scale / 2);\r\n        if (_a < _b)\r\n            return accurateRatio(_a, _b, _scale);\r\n        (uint256 y, uint256 x) = accurateRatio(_b, _a, _scale);\r\n        return (x, y);\r\n    }\r\n\r\n    /**\r\n      * @dev computes \"scale * a / (a + b)\" and \"scale * b / (a + b)\", assuming that \"a < b\".\r\n    */\r\n    function accurateRatio(uint256 _a, uint256 _b, uint256 _scale) internal pure returns (uint256, uint256) {\r\n        uint256 maxVal = uint256(-1) / _scale;\r\n        if (_a > maxVal) {\r\n            uint256 c = _a / (maxVal + 1) + 1;\r\n            _a /= c;\r\n            _b /= c;\r\n        }\r\n        uint256 x = roundDiv(_a * _scale, _a.add(_b));\r\n        uint256 y = _scale - x;\r\n        return (x, y);\r\n    }\r\n}\r\n",
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                  "nodeType": "Return",
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            "documentation": {
              "id": 16522,
              "nodeType": "StructuredDocumentation",
              "src": "35281:106:26",
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            "id": 16592,
            "implemented": true,
            "kind": "function",
            "modifiers": [],
            "name": "accurateRatio",
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    "src": "52:35750:26"
  },
  "compiler": {
    "name": "solc",
    "version": "0.6.12+commit.27d51765.Emscripten.clang"
  },
  "networks": {},
  "schemaVersion": "3.2.3",
  "updatedAt": "2020-11-10T14:20:35.927Z",
  "devdoc": {
    "details": "Liquidity Pool v1 Converter The liquidity pool v1 converter is a specialized version of a converter that manages a classic bancor liquidity pool. Even though pools can have many reserves, the standard pool configuration is 2 reserves with 50%/50% weights.",
    "events": {
      "PriceDataUpdate(address,uint256,uint256,uint32)": {
        "details": "triggered after a conversion with new price data deprecated, use `TokenRateUpdate` from version 28 and up",
        "params": {
          "_connectorBalance": "reserve balance",
          "_connectorToken": "reserve token",
          "_connectorWeight": "reserve weight",
          "_tokenSupply": "smart token supply"
        }
      }
    },
    "kind": "dev",
    "methods": {
      "acceptAnchorOwnership()": {
        "details": "accepts ownership of the anchor after an ownership transfer also activates the converter can only be called by the contract owner note that prior to version 28, you should use 'acceptTokenOwnership' instead"
      },
      "acceptOwnership()": {
        "details": "used by a new owner to accept an ownership transfer"
      },
      "acceptTokenOwnership()": {
        "details": "deprecated, backward compatibility"
      },
      "addLiquidity(address[],uint256[],uint256)": {
        "details": "increases the pool's liquidity and mints new shares in the pool to the caller note that prior to version 28, you should use 'fund' instead",
        "params": {
          "_minReturn": "token minimum return-amount",
          "_reserveAmounts": "amount of each reserve token",
          "_reserveTokens": "address of each reserve token"
        },
        "returns": {
          "_0": "amount of pool tokens issued"
        }
      },
      "addLiquidityCost(address[],uint256,uint256)": {
        "details": "given the amount of one of the reserve tokens to add liquidity of, returns the required amount of each one of the other reserve tokens since an empty pool can be funded with any list of non-zero input amounts, this function assumes that the pool is not empty (has already been funded)",
        "params": {
          "_reserveAmount": "amount of the relevant reserve token",
          "_reserveTokenIndex": "index of the relevant reserve token",
          "_reserveTokens": "address of each reserve token"
        },
        "returns": {
          "_0": "the required amount of each one of the reserve tokens"
        }
      },
      "addLiquidityReturn(address,uint256)": {
        "details": "given the amount of one of the reserve tokens to add liquidity of, returns the amount of pool tokens entitled for it since an empty pool can be funded with any list of non-zero input amounts, this function assumes that the pool is not empty (has already been funded)",
        "params": {
          "_reserveAmount": "amount of the reserve token",
          "_reserveToken": "address of the reserve token"
        },
        "returns": {
          "_0": "the amount of pool tokens entitled"
        }
      },
      "addReserve(address,uint32)": {
        "details": "defines a new reserve token for the converter can only be called by the owner while the converter is inactive",
        "params": {
          "_token": "address of the reserve token",
          "_weight": "reserve weight, represented in ppm, 1-1000000"
        }
      },
      "connectorTokenCount()": {
        "details": "deprecated, backward compatibility"
      },
      "connectorTokens(uint256)": {
        "details": "deprecated, backward compatibility"
      },
      "connectors(address)": {
        "details": "deprecated, backward compatibility"
      },
      "constructor": {
        "details": "initializes a new LiquidityPoolV1Converter instance",
        "params": {
          "_maxConversionFee": "maximum conversion fee, represented in ppm",
          "_registry": "address of a contract registry contract",
          "_token": "pool token governed by the converter"
        }
      },
      "convert(address,address,uint256,address,address)": {
        "details": "converts a specific amount of source tokens to target tokens can only be called by the bancor network contract",
        "params": {
          "_amount": "amount of tokens to convert (in units of the source token)",
          "_beneficiary": "wallet to receive the conversion result",
          "_sourceToken": "source ERC20 token",
          "_targetToken": "target ERC20 token",
          "_trader": "address of the caller who executed the conversion"
        },
        "returns": {
          "_0": "amount of tokens received (in units of the target token)"
        }
      },
      "converterType()": {
        "details": "returns the converter type",
        "returns": {
          "_0": "see the converter types in the the main contract doc"
        }
      },
      "decimalLength(uint256)": {
        "details": "returns the number of decimal digits in a given value",
        "params": {
          "_x": "value (assumed positive)"
        },
        "returns": {
          "_0": "the number of decimal digits in the given value"
        }
      },
      "fund(uint256)": {
        "details": "increases the pool's liquidity and mints new shares in the pool to the caller for example, if the caller increases the supply by 10%, then it will cost an amount equal to 10% of each reserve token balance note that starting from version 28, you should use 'addLiquidity' instead",
        "params": {
          "_amount": "amount to increase the supply by (in the pool token)"
        },
        "returns": {
          "_0": "amount of pool tokens issued"
        }
      },
      "geometricMean(uint256[])": {
        "details": "returns the average number of decimal digits in a given list of values",
        "params": {
          "_values": "list of values (each of which assumed positive)"
        },
        "returns": {
          "_0": "the average number of decimal digits in the given list of values"
        }
      },
      "getConnectorBalance(address)": {
        "details": "deprecated, backward compatibility"
      },
      "getReturn(address,address,uint256)": {
        "details": "deprecated, backward compatibility"
      },
      "hasETHReserve()": {
        "details": "checks whether or not the converter has an ETH reserve",
        "returns": {
          "_0": "true if the converter has an ETH reserve, false otherwise"
        }
      },
      "isActive()": {
        "details": "returns true if the converter is active, false otherwise",
        "returns": {
          "_0": "true if the converter is active, false otherwise"
        }
      },
      "isV28OrHigher()": {
        "details": "checks whether or not the converter version is 28 or higher",
        "returns": {
          "_0": "true, since the converter version is 28 or higher"
        }
      },
      "liquidate(uint256)": {
        "details": "decreases the pool's liquidity and burns the caller's shares in the pool for example, if the holder sells 10% of the supply, then they will receive 10% of each reserve token balance in return note that starting from version 28, you should use 'removeLiquidity' instead",
        "params": {
          "_amount": "amount to liquidate (in the pool token)"
        },
        "returns": {
          "_0": "the amount of each reserve token granted for the given amount of pool tokens"
        }
      },
      "recentAverageRate(address)": {
        "details": "returns the recent average rate of 1 `_token` in the other reserve token units note that the rate can only be queried for reserves in a standard pool",
        "params": {
          "_token": "token to get the rate for"
        },
        "returns": {
          "_0": "recent average rate between the reserves (numerator)",
          "_1": "recent average rate between the reserves (denominator)"
        }
      },
      "removeLiquidity(uint256,address[],uint256[])": {
        "details": "decreases the pool's liquidity and burns the caller's shares in the pool note that prior to version 28, you should use 'liquidate' instead",
        "params": {
          "_amount": "token amount",
          "_reserveMinReturnAmounts": "minimum return-amount of each reserve token",
          "_reserveTokens": "address of each reserve token"
        },
        "returns": {
          "_0": "the amount of each reserve token granted for the given amount of pool tokens"
        }
      },
      "removeLiquidityReturn(uint256,address[])": {
        "details": "returns the amount of each reserve token entitled for a given amount of pool tokens",
        "params": {
          "_amount": "amount of pool tokens",
          "_reserveTokens": "address of each reserve token"
        },
        "returns": {
          "_0": "the amount of each reserve token entitled for the given amount of pool tokens"
        }
      },
      "reserveBalance(address)": {
        "details": "returns the reserve's balance note that prior to version 17, you should use 'getConnectorBalance' instead",
        "params": {
          "_reserveToken": "reserve token contract address"
        },
        "returns": {
          "_0": "reserve balance"
        }
      },
      "reserveTokenCount()": {
        "details": "returns the number of reserve tokens defined note that prior to version 17, you should use 'connectorTokenCount' instead",
        "returns": {
          "_0": "number of reserve tokens"
        }
      },
      "reserveWeight(address)": {
        "details": "returns the reserve's weight added in version 28",
        "params": {
          "_reserveToken": "reserve token contract address"
        },
        "returns": {
          "_0": "reserve weight"
        }
      },
      "restoreRegistry()": {
        "details": "restores the previous contract-registry"
      },
      "restrictRegistryUpdate(bool)": {
        "details": "restricts the permission to update the contract-registry",
        "params": {
          "_onlyOwnerCanUpdateRegistry": "indicates whether or not permission is restricted to owner only"
        }
      },
      "roundDiv(uint256,uint256)": {
        "details": "returns the nearest integer to a given quotient",
        "params": {
          "_d": "quotient denominator",
          "_n": "quotient numerator"
        },
        "returns": {
          "_0": "the nearest integer to the given quotient"
        }
      },
      "setConversionFee(uint32)": {
        "details": "updates the current conversion fee can only be called by the contract owner",
        "params": {
          "_conversionFee": "new conversion fee, represented in ppm"
        }
      },
      "setConversionWhitelist(address)": {
        "details": "allows the owner to update & enable the conversion whitelist contract address when set, only addresses that are whitelisted are actually allowed to use the converter note that the whitelist check is actually done by the BancorNetwork contract",
        "params": {
          "_whitelist": "address of a whitelist contract"
        }
      },
      "targetAmountAndFee(address,address,uint256)": {
        "details": "returns the expected target amount of converting one reserve to another along with the fee",
        "params": {
          "_amount": "amount of tokens received from the user",
          "_sourceToken": "contract address of the source reserve token",
          "_targetToken": "contract address of the target reserve token"
        },
        "returns": {
          "_0": "expected target amount",
          "_1": "expected fee"
        }
      },
      "token()": {
        "details": "deprecated since version 28, backward compatibility - use only for earlier versions"
      },
      "transferAnchorOwnership(address)": {
        "details": "transfers the anchor ownership the new owner needs to accept the transfer can only be called by the converter upgrder while the upgrader is the owner note that prior to version 28, you should use 'transferAnchorOwnership' instead",
        "params": {
          "_newOwner": "new token owner"
        }
      },
      "transferOwnership(address)": {
        "details": "allows transferring the contract ownership the new owner still needs to accept the transfer can only be called by the contract owner",
        "params": {
          "_newOwner": "new contract owner"
        }
      },
      "transferTokenOwnership(address)": {
        "details": "deprecated, backward compatibility"
      },
      "updateRegistry()": {
        "details": "updates to the new contract-registry"
      },
      "upgrade()": {
        "details": "upgrades the converter to the latest version can only be called by the owner note that the owner needs to call acceptOwnership on the new converter after the upgrade"
      },
      "withdrawETH(address)": {
        "details": "withdraws ether can only be called by the owner if the converter is inactive or by upgrader contract can only be called after the upgrader contract has accepted the ownership of this contract can only be called if the converter has an ETH reserve",
        "params": {
          "_to": "address to send the ETH to"
        }
      },
      "withdrawFromAnchor(address,address,uint256)": {
        "details": "withdraws tokens held by the anchor and sends them to an account can only be called by the owner",
        "params": {
          "_amount": "amount to withdraw",
          "_to": "account to receive the new amount",
          "_token": "ERC20 token contract address"
        }
      },
      "withdrawTokens(address,address,uint256)": {
        "details": "withdraws tokens held by the converter and sends them to an account can only be called by the owner note that reserve tokens can only be withdrawn by the owner while the converter is inactive unless the owner is the converter upgrader contract",
        "params": {
          "_amount": "amount to withdraw",
          "_to": "account to receive the new amount",
          "_token": "ERC20 token contract address"
        }
      }
    },
    "version": 1
  },
  "userdoc": {
    "kind": "user",
    "methods": {},
    "version": 1
  }
}